Patent US3654274A successfully refreshed from Google Patents.
US3654274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphorus-containing triazines
Assignee: United States Department of Agriculture
•
Filing: 1970-06-09
•
Granted: 1972-04-04
•
Expires: 1990-06-09
Abstract
Abstract NEW PROCESSES FOR PREPARING AMINOALKOXYPHOSPHINYL1,3,5-TRIAZINES AND PROCESSES FOR PRODUCING FLAME RESISTANT CELLULOSIC MATERIALS BY TREATING THE CELLULOSIC MATERIALS WITH THE FORMALDEHYDE DERIVATIVES OF THE AMINOALKOXYPHOSPHINYL TRIAZINES.
Inventors
- 👤 Leon H Chance
- 👤 Jerry P Moreau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:11
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/244; D06M13/282; D06M13/288; C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6515; C07F9/6521; C08; C08G; C08G8/00; C08G8/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |